164065725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 316854720

約数和(自身を除く): 152788995

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 59, 75, 85, 153, 177, 225, 255, 295, 425, 531, 727, 765, 885, 1003, 1275, 1475, 2181, 2655, 3009, 3635, 3825, 4425, 5015, 6543, 9027, 10905, 12359, 13275, 15045, 18175, 25075, 32715, 37077, 42893, 45135, 54525, 61795, 75225, 111231, 128679, 163575, 185385, 214465, 225675, 308975, 386037, 556155, 643395, 729181, 926925, 1072325, 1930185, 2187543, 2780775, 3216975, 3645905, 6562629, 9650925, 10937715, 18229525, 32813145, 54688575, 164065725]

約数ペア:

[(1, 164065725), (3, 54688575), (5, 32813145), (9, 18229525), (15, 10937715), (17, 9650925), (25, 6562629), (45, 3645905), (51, 3216975), (59, 2780775), (75, 2187543), (85, 1930185), (153, 1072325), (177, 926925), (225, 729181), (255, 643395), (295, 556155), (425, 386037), (531, 308975), (727, 225675), (765, 214465), (885, 185385), (1003, 163575), (1275, 128679), (1475, 111231), (2181, 75225), (2655, 61795), (3009, 54525), (3635, 45135), (3825, 42893), (4425, 37077), (5015, 32715), (6543, 25075), (9027, 18175), (10905, 15045), (12359, 13275)]